[cscore] Use frame time in Linux UsbCameraImpl (#7609)

wpiutil/src/main/java/edu/wpi/first/util/WPIUtilJNI.java

@@ -175,6 +175,8 @@ public class WPIUtilJNI {
   static native void setRawFrameInfo(
       long frame, int size, int width, int height, int stride, int pixelFormat);
 
+  static native void setRawFrameTime(long frame, long timestamp, int timeSource);
+
   /**
    * Waits for a handle to be signaled.
    *